package demo4;

public class Duck extends Animal implements IRunning,ISwimming,IFlying{
    public Duck(String name) {
        super(name);
    }

    @Override
    public void fly() {
        System.out.println(this.name+" 正在飞...");
    }

    @Override
    public void run() {
        System.out.println(this.name+" 正在跑...");
    }

    @Override
    public void swim() {
        System.out.println(this.name+" 正在游泳...");
    }

    @Override
    void eat() {
        System.out.println(this.name+" 正在吃虫子...");
    }
}
